$(document).ready(function(){
    
        
        $.getJSON('http://twitter.com/status/user_timeline/brandidentity_.json?count=4&callback=?', function(data){
            $.each(data, function(index, item){
                $('#twitter').append('<div class="tweet"><div class="tweettext"><p>' + item.text.linkify() + '</p></div><div class="tweettime"><p><strong>' + relative_time(item.created_at) + '</strong></p></div></div><div class="clear"></div>');
            });
        });
        
        function relative_time(time_value) {
          var values = time_value.split(" ");
          time_value = values[1] + " " + values[2] + ", " + values[5] + " " + values[3];
          var parsed_date = Date.parse(time_value);
          var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
          var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);
          delta = delta + (relative_to.getTimezoneOffset() * 60);
          
          var r = '';
          if (delta < 60) {
            r = 'a minute ago';
          } else if(delta < 120) {
            r = 'couple of minutes ago';
          } else if(delta < (45*60)) {
            r = (parseInt(delta / 60)).toString() + ' minutes ago';
          } else if(delta < (90*60)) {
            r = 'an hour ago';
          } else if(delta < (24*60*60)) {
            r = '' + (parseInt(delta / 3600)).toString() + ' hours ago';
          } else if(delta < (48*60*60)) {
            r = '1 day ago';
          } else {
            r = (parseInt(delta / 86400)).toString() + ' days ago';
          }
          
          return r;
        }
        
        String.prototype.linkify = function() {
            return this.replace(/[A-Za-z]+:\/\/[A-Za-z0-9-_]+\.[A-Za-z0-9-_:%&\?\/.=]+/, function(m) {
                return m.link(m);
            });
        };
    
    });